sv_steamgroup_exclusive
🟪 Executable on Client and Server
sv_steamgroup_exclusive <value>
If set, only members of Steam group will be able to join the server when it's empty, public people will be able to join the server only if it has players.
🟪 Executable on Client and Server
If set, only members of Steam group will be able to join the server when it's empty, public people will be able to join the server only if it has players.